 require.config({
    packages: [
		
        {
            name: 'echarts',
            location: 'VAADIN/static/js/echarts',      
            main: 'echarts'
        },
        {
		    name: 'zrender',
		    location: 'VAADIN/static/js/zrender', 
		    main: 'zrender'
		}
        
    ]
});